FPCN39 CWLW 211330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT MONDAY 21 APRIL 2003 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. 21-April-2003 SOUTHERN INTERIOR TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M FRASER CANYON 20/POOR 14 383 77/GOOD 10 2101 69/GOOD 12 1496 KAMLOOPS 24/POOR 16 521 96/GOOD 10 3292 82/GOOD 12 2114 OKANAGAN 15/POOR 11 561 99/GOOD 11 3641 76/GOOD 10 2276 CASTLEGAR 28/POOR 23 659 99/GOOD 11 3661 89/GOOD 9 3292 CRANBROOK 15/POOR 12 1024 99/GOOD 15 4044 85/GOOD 7 4161 REVELSTOKE 28/POOR 21 623 80/GOOD 7 3312 55/GOOD 8 1743 GOLDEN 14/POOR 16 847 86/GOOD 11 2886 75/GOOD 8 3015 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 SE 28 S 28 CRANBROOK SE 31 S 30 CENTRAL INTERIOR TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M QUESNEL 24/POOR 8 896 99/GOOD 20 2391 80/GOOD 11 2392 100 MILE 25/POOR 12 1203 79/GOOD 8 3374 89/GOOD 12 3042 WILLIAMS LAKE 21/POOR 6 1326 99/GOOD 14 3517 82/GOOD 10 3040 PUNTZI MTN 12/POOR 10 969 34/FAIR 8 1540 99/GOOD 20 2800 PRINCE GEORGE 22/POOR 17 830 98/GOOD 21 2141 72/GOOD 10 2364 BURNS LAKE 43/FAIR 16 1162 72/GOOD 8 2766 99/GOOD 20 2540 SMITHERS 56/GOOD 14 1295 80/GOOD 10 2563 99/GOOD 20 2235 MCBRIDE 22/POOR 18 870 73/GOOD 11 2266 59/GOOD 8 2208 CLEARWATER 22/POOR 17 537 70/GOOD 7 2638 61/GOOD 7 2163 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE S 22 S 52 SMITHERS NW 9 SW 17 NORTHERN BC/YUKON TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M FORT NELSON 14/POOR 11 471 50/FAIR 6 1874 66/GOOD 12 1582 FT ST JOHN 12/POOR 8 761 99/GOOD 24 2668 85/GOOD 12 2579 WHITEHORSE 11/POOR 9 735 99/GOOD 18 2909 99/GOOD 21 2419 DAWSON 35/FAIR 21 622 99/GOOD 14 2813 99/GOOD 20 2198 WATSON LAKE 16/POOR 8 846 69/GOOD 7 2912 70/GOOD 8 2683 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SW 26 SW 24 WATSON LAKE SE 30 SE 33 WHITEHORSE S 9 S 22 MAYO S 26 S 28 COAST TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M VANCOUVER 19/POOR 19 102 63/GOOD 26 502 66/GOOD 18 802 FRASER VALLEY 19/POOR 16 178 60/GOOD 11 1158 56/GOOD 13 887 SQUAMISH 18/POOR 13 178 35/FAIR 7 804 48/FAIR 9 995 SRN VAN ISLD 32/POOR 20 251 60/GOOD 12 1019 78/GOOD 16 1219 CNTRL VAN ISLD 34/FAIR 18 304 60/GOOD 16 776 59/GOOD 12 1005 NRN VAN ISLD 29/POOR 23 188 73/GOOD 30 588 78/GOOD 32 622 TERRACE 29/POOR 6 858 56/GOOD 6 2049 87/GOOD 16 1692 STEWART 38/FAIR 11 539 24/POOR 4 716 87/GOOD 20 1207 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER NW 9 0 0 S 20 SANDSPIT NW 17 0 0 SE 19 PORT HARDY NW 20 NW 15 SW 13 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/CPM